Supermicro SuperServer SYS-421GU-TNXR User Manual page 5

2.5 Installing the Chassis into a Rack ......................................................................................26
Removing the Chassis from the Rack ..............................................................................27
Chapter 3 Maintenance and Component Installation
3.1 Removing Power ...............................................................................................................28
3.2 Accessing the System ........................................................................................................29
Top Cover, Front ...............................................................................................................29
Accessing the GPUs ......................................................................................................30
Top Cover, Rear ................................................................................................................31
Mid-Chassis Access .......................................................................................................31
Rear Chassis Access .....................................................................................................32
3.3 Processor and Heatsink .....................................................................................................33
Processor Overview ..........................................................................................................33
Installation Overview .........................................................................................................34
Installation Procedure Overview ....................................................................................34
Create the Processor Carrier Assembly ...........................................................................35
Create the Processor Heatsink Module ...........................................................................37
Remove the Socket Cover ................................................................................................38
Install the PHM ..................................................................................................................39
Removing the PHM from the Motherboard .......................................................................41
Removing the Carrier Assembly from the Heatsink ......................................................42
Removing the Processor from the Carrier Assembly ....................................................43
3.4 Memory ...............................................................................................................................44
Memory Support ................................................................................................................44
XCC and MCC CPUs ....................................................................................................45
Max Series (HBM) CPUs ...............................................................................................46
Memory Population Guidelines .........................................................................................47
Guidelines Regarding Mixing DIMMs ............................................................................47
DIMM Construction ........................................................................................................47
Max Series CPUs ..........................................................................................................47
Installing Memory ..............................................................................................................48
3.5 Motherboard Battery ...........................................................................................................49
3.6 Storage Drives ....................................................................................................................50
Installing Hot-Swap Drives ................................................................................................50
Removing/Installing Drives ............................................................................................51
Installing M.2 Solid State Drives .......................................................................................53
5
Contents